Fully automatic multi-stage microprocessor controlled battery charger and maintainer. Sturdy case with protective bumpers and built-in hanging hook. By modifying the charge output through constant monitoring, the life and condition of the battery is optimised. Scrolling digital display with various inbuilt language options. Charge status LED. Multistage charging features thermal runaway, as well as integral ventilation and spark-proofing for maximum safety. Reverse polarity protection in case incorrectly connected to battery.